/Engine/Source/Runtime/Experimental/Chaos/Public/GeometryCollection/GeometryCollectionConvexUtility.h
Set Volume and Size attributes on the Collection (will be called by CreateNonOverlappingConvexHullData  Volumes must be up to date for convex calc)
static void SetVolumeAttributes ( [FManagedArrayCollection](API\Runtime\Chaos\GeometryCollection\FManagedArrayCollection) * Collection )